Alfa Aesar

Reagents, M, Alfa Aesar

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  • Magnesium sulfate heptahydrate, 99+%

    Alfa Aesar

    Synonym(s): Epsom salt Formula: MgSO4 7H2O Formula weight: 246.48 (120.37anhy) Purity: 99+% CAS Number: 10034-99-8 Harmonized Tariff Code:  2833.21

  • Molecular Weight Marker, Protein, Broad Range, 2 to 212 kDa

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Risk Phrases: 36 Irritating to eyes. Safety Phrases: 23-26-60 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. This material and/or its container must be disposed of as hazardous waste.

  • Methyl benzoate, 99%

    Alfa Aesar

    Synonym(s): Benzoic acid methyl ester Formula: C8H8O2 Formula weight: 136.15 Purity: 99% CAS Number: 93-58-3 Harmonized Tariff Code:  2916.31 Hazard Statements: H302-H227 Harmful if swallowed. Combustible liquid. Precautionary Statements: …

  • Methyllithium, 1-2M in ether

    Alfa Aesar

    Formula: CH3Li Formula weight: 21.97 CAS Number: 917-54-4 UN Number: UN3394 Hazard Class: 4.2 Packing Group: I

  • 4-Methylbenzyl bromide, 98%

    Alfa Aesar

    Synonym(s): alpha-Bromo-p-xylene, p-Xylyl bromide Formula: C8H9Br Formula weight: 185.07 Purity: 98% CAS Number: 104-81-4 UN Number: UN3417 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2903.99 Hazard Statements: H330-H314-H318 Fatal if inhaled. Causes…

  • Manganese(II) carbonate, Mn 44% min

    Alfa Aesar

    Formula: CMnO3 Formula weight: 114.95 CAS Number: 598-62-9 Harmonized Tariff Code:  2836.99

  • Methyl Red sodium salt

    Alfa Aesar

    Synonym(s): C.I. 13020, Methyl Red, water soluble Formula: C15H14N3NaO2 Formula weight: 291.29 CAS Number: 845-10-3 Harmonized Tariff Code:  2927.00 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a Wash thoroughly after…

  • 4-Methyl-2-pentanone, 99%

    Alfa Aesar

    Synonym(s): Hexone, Isobutyl methyl ketone Formula: C6H12O Formula weight: 100.16 Purity: 99% CAS Number: 108-10-1 UN Number: UN1245 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2914.13 Hazard Statements: H225-H332-H319-H335 Highly flammable liquid and…

  • Molecular sieves, 4A with indicator, -8+12 (ca 2mm) beads

    Alfa Aesar

    CAS Number: 70955-01-0 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2842.10 Hazard Statements: H334-H350-H360-H317-H208 May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause cancer. May damage fertility or the unborn…

  • Manganese(II) sulfate tetrahydrate, 99% (metals basis)

    Alfa Aesar

    Formula: MnO4S 4H2O Formula weight: 223.06 (151.00anhy) Purity: 99% (metals basis) CAS Number: 10101-68-5 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2833.29 Hazard Statements: H373 May cause damage to organs through prolonged or repeated…

  • 1-Methyl-2-pyrrolidinone, 99+%

    Alfa Aesar

    Synonym(s): N-Methylbutyrolactam, N-Methyl-2-pyrrolidone Formula: C5H9NO Formula weight: 99.13 Purity: 99+% CAS Number: 872-50-4 Harmonized Tariff Code:  2933.79 Hazard Statements: H360-H315-H319-H335-H227 May damage fertility or the unborn child. Causes skin irritation. Causes…

  • 6-Methoxy-2(3H)-benzoxazolone, 98+%

    Alfa Aesar

    Synonym(s): 6-Methoxy-2-benzoxazolinone Formula: C8H7NO3 Formula weight: 165.15 Purity: 98+% CAS Number: 532-91-2 Harmonized Tariff Code:  2934.99

  • 5-Methyl-2-furaldehyde, 98%

    Alfa Aesar

    Synonym(s): 5-Methylfurfural Formula: C6H6O2 Formula weight: 110.11 Purity: 98% CAS Number: 620-02-0 Harmonized Tariff Code:  2932.19 Hazard Statements: H315-H319-H335-H227 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Combustible…

  • Myelin Basic Protein (1-11), human

    Alfa Aesar

    Synonym(s): N-Acetyl-Ala-Ser-Gln-Lys-Arg-Pro-Ser-Gln-Arg-His-Gly Formula: C52H88N22O17 Formula weight: 1293.42 CAS Number: 106128-98-7 Harmonized Tariff Code:  2933.99

  • Methylthymol Blue sodium salt

    Alfa Aesar

    Synonym(s): Methylthymol Blue, water soluble Formula: C37H40N2Na4O13S Formula weight: 844.76 CAS Number: 1945-77-3 Harmonized Tariff Code:  2934.99

  • Methyl Orange, ACS

    Alfa Aesar

    Synonym(s): Acid Orange 52, C.I. 13025 Formula: C14H14N3NaO3S Formula weight: 327.34 CAS Number: 547-58-0 UN Number: UN3143 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2927.00 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: …

  • Magnesium sulfate, dried, contains ca 1-2 mol water of hydration

    Alfa Aesar

    Formula: MgSO4 xH2O Formula weight: 120.37(anhy) CAS Number: 22189-08-8 Harmonized Tariff Code:  2833.21

  • Methyl Red

    Alfa Aesar

    Synonym(s): C.I. 13020 Formula: C15H15N3O2 Formula weight: 269.30 CAS Number: 493-52-7 Harmonized Tariff Code:  2927.00

  • Methyl blue

    Alfa Aesar

  • 1-(4-Methoxybenzoyl)-2-(1-naphthoyl)hydrazine, 98%

    Alfa Aesar

    Formula: C19H16N2O3 Formula weight: 320.33 Purity: 98% CAS Number: 331636-68-1 Packing Group: n/a Harmonized Tariff Code:  2928.00 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • Mucin, bovine submaxillary gland

    Alfa Aesar

    CAS Number: 84195-52-8 Harmonized Tariff Code:  3504.00

  • Magnesium sulfate heptahydrate, ACS, 98.0-102.0%

    Alfa Aesar

    Synonym(s): Epsom salt Formula: MgSO4 7H2O Formula weight: 246.48 (120.37anhy) Purity: 98.0-102.0% CAS Number: 10034-99-8 Harmonized Tariff Code:  2833.21

  • Magnesium, AAS standard solution, Specpure r, Mg 1000µg/ml

    Alfa Aesar

    Formula: Mg in 5 HNO3 UN Number: UN3264 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  3822.00 Hazard Statements: H314 Causes severe skin burns and eye damage. Precautionary Statements: P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501a Do not breathe…

  • Methyl methacrylate, 99%, stab.

    Alfa Aesar

    Synonym(s): Methacrylic acid methyl ester, 2-Methylacrylic acid methyl ester Formula: C5H8O2 Formula weight: 100.12 Purity: 99%, stab. CAS Number: 80-62-6 UN Number: UN1247 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2916.14 Hazard Statements: …

  • Magnesium Aluminum Zinc foil, 0.81mm (0.032in) thick

    Alfa Aesar

    Formula: Mg Al Zn 96 3 1 wt Harmonized Tariff Code:  8104.90

  • Melamine, 99%

    Alfa Aesar

    Synonym(s): 2,4,6-Triamino-1,3,5-triazine Formula: C3H6N6 Formula weight: 126.12 Purity: 99% CAS Number: 108-78-1 Harmonized Tariff Code:  2933.61 Hazard Statements: H312 Harmful in contact with skin. Precautionary Statements: P280-P312-P363-P322-P302+P352-P501a Wear…

  • Malonic acid, 99%

    Alfa Aesar

    Synonym(s): Propanedioic acid Formula: C3H4O4 Formula weight: 104.06 Purity: 99% CAS Number: 141-82-2 Packing Group: III Harmonized Tariff Code:  2917.19 Hazard Statements: H301-H318-H315-H335 Toxic if swallowed. Causes serious eye damage. Causes skin irritation. May cause…

  • (^+)-2-Methyl-2,4-pentanediol, 98%

    Alfa Aesar

    Synonym(s): (+/-)-Hexylene glycol Formula: C6H14O2 Formula weight: 118.18 Purity: 98% CAS Number: 107-41-5 Harmonized Tariff Code:  2905.39 Hazard Statements: H315-H319-H227 Causes skin irritation. Causes serious eye irritation. Combustible liquid. Precautionary Statements: …

  • Methotrexate disodium salt, 98.5%

    Alfa Aesar

    Formula: C20H20N8Na2O5 Formula weight: 498.40 Purity: 98.5% CAS Number: 7413-34-5 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2933.59 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: …

  • MES hydrate, 99+%

    Alfa Aesar

    Synonym(s): 2-(4-Morpholinyl)ethanesulfonic acid hydrate, 4-Morpholineethanesulfonic acid hydrate Formula: C6H13NO4S xH2O Formula weight: 195.24(anhy) Purity: 99+%

  • Mercury(II) sulfate, 98+%

    Alfa Aesar

    Synonym(s): Mercuric sulfate Formula: HgO4S Formula weight: 296.65 Purity: 98+% CAS Number: 7783-35-9 UN Number: UN1645 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2852.10 Hazard Statements: H300-H310-H330-H373 Fatal if swallowed. Fatal in contact with…

  • Methanol, 99%

    Alfa Aesar

    Synonym(s): Methyl alcohol Formula: CH3OH Formula weight: 32.04 Purity: 99% CAS Number: 67-56-1 UN Number: UN1230 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2905.11 Hazard Statements: H225-H301-H311-H331-H370 Highly flammable liquid and vapour. Toxic if…

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